CN218021894U

CN218021894U - Support frame

Info

Publication number: CN218021894U
Application number: CN202222449132.5U
Authority: CN
Inventors: 王玄丰; 何建国; 黄河; 毛恒; 吕佳
Original assignee: Special Vehicle Technology Center of Hubei Aerospace Technology Research Institute; Hubei Sanjiang Space Wanshan Special Vehicle Co Ltd
Current assignee: Special Vehicle Technology Center of Hubei Aerospace Technology Research Institute; Hubei Sanjiang Space Wanshan Special Vehicle Co Ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2022-12-13
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses a support is applicable to special cross country vehicle, belongs to cross country vehicle technical field, and this cross country vehicle includes driver's cabin, the attached subassembly of engine, frame and support. Wherein, the engine accessory component is arranged at the rear side of the cab; the front side of the bottom of the cab is rotatably connected to the frame; the top of the bracket is provided with a first mounting surface and a second mounting surface, the height of the first mounting surface of the bracket is lower than that of the second mounting surface, the first mounting surface of the bracket is used for being connected with the rear side of the bottom of the cab, the second mounting surface of the bracket is used for being connected with the bottom of the engine accessory assembly, and the bottom of the bracket is used for being fixed on the frame. The multifunctional bracket provided by the utility model is suitable for a more compact arrangement environment of the off-road vehicle, and satisfies the space arrangement with smaller reserved space between the rear wall of the cab of the chassis of the off-road vehicle and the accessory components of the engine; the distribution requirements of the rear side of the bottom of the cab and the height difference of the engine accessory assembly can be met simultaneously, peripheral components are reasonably avoided, good harmony is achieved, the space is effectively utilized, the functional requirements are met, and the structural stability is also guaranteed.

Description

Support frame

Technical Field

The utility model belongs to the technical field of cross country vehicle, concretely relates to support.

Background

In a special off-road vehicle, the whole vehicle structure is complex, a plurality of assembly structures are required to be arranged in a limited space, large components such as an engine and the like arranged near a cab are dense, the large components such as the engine are solidified, and the installation form is relatively fixed, so that the available space is more limited, the cab rear support, an engine exhaust pipeline, a cab rear cross beam and the like correspondingly arranged at the position are relatively difficult to arrange, and an independent installation support is respectively designed for the cab rear support, the cab rear cross beam and the like in a common solution.

At present, in the design process of the chassis of the off-road vehicle, because the reserved gap between the rear wall of the cab and the auxiliary components of the engine is smaller, in the limited space, if a scheme of designing an independent support commonly used in the related chassis is adopted, namely, the independent mounting support is designed for the rear support of the cab and the rear cross beam of the cab, the arrangement is difficult in the limited space, and therefore a brand new design structure is urgently needed to meet the space arrangement requirement of the chassis of the off-road vehicle.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a support which can make the layout of the off-road vehicle more compact and save space; the distribution requirements of the rear side of the bottom of the cab and the height difference of the engine accessory components can be met simultaneously, peripheral components are reasonably avoided, good harmony is achieved, the space is effectively utilized, the functional requirements are met, and the structural stability is guaranteed.

The technical scheme of the utility model is that:

the utility model provides a bracket which is suitable for a special cross-country vehicle, the cross-country vehicle comprises a cab, an engine accessory component and a frame, the engine accessory component is arranged at the rear side of the cab, the front side of the bottom of the cab is rotatably connected on the frame,

the top of the bracket is provided with a first mounting surface and a second mounting surface, the height of the first mounting surface of the bracket is lower than that of the second mounting surface, the first mounting surface of the bracket is used for being connected with the rear side of the bottom of the cab, the second mounting surface of the bracket is used for being connected with the bottom of the engine accessory assembly, and the bracket is used for being fixed on the frame.

Furthermore, the support comprises a first connecting plate, a second connecting plate, a supporting plate and a bottom plate, wherein a first section and a second section which are arranged along the longitudinal direction of the cross-country vehicle are arranged on the upper side of the supporting plate, the height of the second section of the supporting plate is higher than that of the first section, the first section of the supporting plate is connected with the bottom surface of the first connecting plate, the second section of the supporting plate is connected with the bottom surface of the second connecting plate, the lower side of the supporting plate is connected to the bottom plate, and the bottom plate is connected to the vehicle frame;

the upper surface of the first connecting plate forms the first mounting surface, and the upper surface of the second connecting plate forms the second mounting surface.

Furthermore, the first section of the support plate is connected with the first connecting plate in a welding mode, the second section of the support plate is connected with the second connecting plate in a welding mode, and the lower side of the bottom plate is connected to the bottom plate in a welding mode.

Furthermore, the backup pad is provided with two, two the backup pad along the horizontal relative setting of cross country vehicle, two the downside of backup pad all with the upper surface of bottom plate is connected, two the first section of backup pad respectively with first connecting plate is in the horizontal both sides of cross country vehicle are connected, two the second section of backup pad respectively with the second connecting plate is in the horizontal both sides of cross country vehicle are connected to form the mounting hole.

Furthermore, the sum of the areas of the first connecting plate and the second connecting plate is larger than the action surface of the bottom plate and the frame.

Further, a bolt hole for being connected with a bolt at the rear side of the bottom of the cab is formed in the first connecting plate of the bracket, and a bolt hole for being connected with a bolt at the bottom of the engine attachment assembly is formed in the second connecting plate of the bracket.

Further, a waist-shaped hole used for being connected with a bottom bolt of the engine accessory assembly is formed in the second connecting plate.

Further, the cross country vehicle still includes locking mechanism, locking mechanism connects the bottom rear side of driver's cabin, first connecting plate is used for connecting locking mechanism.

Further, the bracket is provided in plural numbers, the brackets are arranged at intervals in the lateral direction of the all terrain vehicle, the first connecting plate of each bracket is used for connecting with the bottom rear side of the cab, and the second connecting plate of each bracket is used for connecting with the engine accessory assembly.

Furthermore, a clamp used for fixing an engine exhaust pipe is arranged on the support.

The beneficial effects of the utility model include at least:

the utility model provides a support is applicable to special cross country vehicle, and this cross country vehicle includes driver's cabin, the attached subassembly of engine and frame, and the attached subassembly of engine sets up in the driver's cabin rear side, and the front side of driver's cabin rotationally connects on the frame. The top of the bracket is provided with a first mounting surface and a second mounting surface, the height of the first mounting surface of the bracket is lower than that of the second mounting surface, the first mounting surface of the bracket is used for being connected with the rear side of the bottom of a cab, the second mounting surface of the bracket is used for being connected with the bottom of an engine accessory assembly, and the bracket is used for being fixed on a frame. In the prior art, the engine accessory component is fixed on the frame through an independent bracket, and the rear side of the bottom of the cab is also fixed on the frame through an independent bracket, but in the utility model, a bracket is adopted to simultaneously connect with the rear side of the bottom of the cab and the engine accessory component, so that the layout of the cross-country vehicle is more compact, and the space arrangement with smaller reserved space between the rear wall of the cab of the chassis of the cross-country vehicle and the engine accessory component is met; meanwhile, the top of the support is arranged in a staggered manner, so that the distribution requirements of the rear side of the bottom of the cab and the height difference of engine accessory components can be met, peripheral components can be avoided reasonably, good harmony is achieved, the space is effectively utilized, and the functional requirements are met; meanwhile, the first mounting surface and the second mounting surface which are arranged in a staggered manner can ensure the structural stability of the off-road vehicle under the condition of ensuring sufficient contact area.

Drawings

FIG. 1 is a schematic structural view of an off-road vehicle according to the present embodiment;

FIG. 2 is a schematic view of another angular configuration of the off-road vehicle of FIG. 1;

FIG. 3 is a schematic view of another angular configuration of the off-road vehicle of FIG. 1;

FIG. 4 is a schematic view of the construction of the stent of FIG. 1;

FIG. 5 is a front view of the bracket of FIG. 4;

fig. 6 is a top view of the stent of fig. 4.

Description of the reference numerals: 1-a cab; 2-engine accessory components; 3-a frame; 4-bracket, 401-first connecting plate, 402-second connecting plate, 403-supporting plate, 404-bottom plate, 5-locking mechanism, 6-clamp, 7-cross beam, 8-exhaust pipe.

Detailed Description

In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.

Fig. 1 is a schematic structural diagram of an off-road vehicle according to the present embodiment, fig. 2 is a schematic structural diagram of another angle of the off-road vehicle in fig. 1, fig. 3 is a schematic structural diagram of another angle of the off-road vehicle in fig. 1, fig. 4 is a schematic structural diagram of a bracket in fig. 1, fig. 5 is a front view of the bracket in fig. 4, and fig. 6 is a top view of the bracket in fig. 4, in combination with fig. 1 to 6, the present invention provides a bracket suitable for a special off-road vehicle, which includes a cab 1, an engine accessory assembly 2, and a frame 3.

Wherein, the engine accessory component 2 is arranged at the rear side of the cab 1; the front side of the bottom of the cab 1 is rotatably connected to a frame 3; the top of bracket 4 has first installation face and second installation face, and the height of the first installation face of bracket 4 is lower than the height of second installation face, and the first installation face of bracket 4 is used for being connected with the bottom rear side of driver's cabin 1, and the second installation face of bracket 4 is used for being connected with the bottom of engine accessory subassembly 2, and the bottom of bracket 4 is used for fixing on frame 3.

In the prior art, the engine accessory component 2 is fixed on the frame 3 through an independent bracket 4, and the rear side of the bottom of the cab 1 is also fixed on the frame 3 through an independent bracket 4, but in the utility model, the bracket 4 is adopted to connect with the rear side of the bottom of the cab 1 and the engine accessory component 2 at the same time, so that the layout of the off-road vehicle is more compact, and the small space arrangement of the reserved space between the rear wall of the cab 1 of the chassis of the off-road vehicle and the engine accessory component 2 is satisfied; meanwhile, the first mounting surface and the second mounting surface of the bracket 4 are arranged in a staggered manner, so that the distribution requirements of the rear side of the bottom of the cab 1 and the engine accessory component 2 with different heights can be met, peripheral components can be avoided reasonably, good harmony is achieved, the space is effectively utilized, and the functional requirements are met; meanwhile, the first mounting surface and the second mounting surface which are arranged in a staggered manner can ensure the stability of the structure of the off-road vehicle under the condition of ensuring sufficient contact area.

The engine accessory assembly 2 may include a fuel tank, an exhaust pipe 8, and the like.

In addition, the engine attachment 2 can be connected to the bracket 4 via the legs of the rear cross member 7 of the cab 1, and therefore, the second mounting surface having a greater height can reduce the length of the legs of the rear cross member 7, and improve the stability of the entire rear cross member 7 of the cab 1.

Specifically, with reference to fig. 4 to 6, in this embodiment, the bracket 4 may include a first connecting plate 401, a second connecting plate 402, a supporting plate 403 and a bottom plate 404, the upper side of the supporting plate 403 has a first section and a second section arranged in the longitudinal direction of the all terrain vehicle, the second section of the supporting plate 403 is higher than the first section, the first section of the supporting plate 403 is connected with the bottom surface of the first connecting plate 401, the second section of the supporting plate 403 is connected with the bottom surface of the second connecting plate 402, the lower side of the supporting plate 403 is connected to the bottom plate 404, and the bottom plate 404 is connected to the frame 3; the upper surface of the first connecting plate 401 forms a first mounting surface, and the upper surface of the second connecting plate 402 forms a second mounting surface.

Preferably, in combination with fig. 4, in the present embodiment, two support plates 403 are provided, two support plates 403 are oppositely arranged along the transverse direction of the off-road vehicle, the lower sides of the two support plates 403 are both connected with the upper surface of the bottom plate 404, the first sections of the two support plates 403 are respectively connected with the first connecting plate 401 at both sides of the transverse direction of the off-road vehicle, and the second sections of the two support plates 403 are respectively connected with the second connecting plate 402 at both sides of the transverse direction of the off-road vehicle to form mounting holes; the arrangement of the mounting holes facilitates the connection of the first connecting plate 401 with the cab 1, the connection of the second connecting plate 402 with the engine accessory assembly 2 and the connection between the base plate 404 and the frame 3, and the maintainability and coordination of the support are ensured; meanwhile, the aims of light weight and low cost of the support are achieved, and the utilization rate of the space is improved.

Specifically, in the present embodiment, a first section of the supporting plate 403 is welded to the first connecting plate 401, a second section of the supporting plate 403 is welded to the second connecting plate 402, and the lower side of the bottom part 404 is welded to the bottom plate 404.

Preferably, with reference to fig. 4, in this embodiment, the sum of the areas of the first connecting plate 401 and the second connecting plate 402 is greater than the acting surface of the bottom plate 404 and the chassis, so that the area required for mounting the support can be effectively reduced, the mounting areas of the cab 1 and the engine accessory assembly 2 are reasonably increased, the space utilization rate is improved, peripheral components are reasonably avoided, and the mounting stability is improved.

Specifically, one side of the bottom plate 404 close to the cab 1 may be tilted upward to realize that the sum of the areas of the first connecting plate 401 and the second connecting plate 402 is larger than the action surface of the bottom plate 404 and the chassis, and certainly, the two bottom plates 404 may be spliced, one bottom plate 404 is connected with the frame 3, the other bottom plate 404 is disposed between the one bottom plate 404 and the cab 1, and the height of the other bottom plate 404 is higher than that of the one bottom plate 404.

Specifically, in the present embodiment, the first connecting plate 401 of the bracket 4 is provided with bolt holes for bolting with the bottom rear side of the cab 1, and the second connecting plate 402 of the bracket 4 is provided with bolt holes for bolting with the bottom of the engine attachment assembly 2.

More specifically, in the embodiment, the second connecting plate 402 is provided with a kidney-shaped hole for connecting with a bolt at the bottom of the engine attachment assembly 2, and the bottom of the engine attachment assembly 2 is connected through the bolt arranged in the kidney-shaped hole of the second connecting plate 402, so that after the support is assembled with the engine attachment assembly 2, the support can be adjusted adaptively according to the installation condition of the carried part; similarly, the mounting holes on the second connecting plate 402 and the bottom plate 404 can be all set to be waist-shaped holes, so that the installation compatibility of the cab 1 with the large-span attribute is ensured.

The mounting holes in the first connecting plate 401, the second connecting plate 402 and the bottom plate 404 can be matched and punched according to requirements, so that the mounting requirement of the cab 1 can be met, and the dual requirement of mounting the 8-way fixed hoop of the engine exhaust pipe can also be met. The first connecting plate 401, the second connecting plate 402, the supporting plate 403 and the bottom plate 404 of the support can be connected by welding, so that the use of standard parts is reduced, and the structural form is simpler; the thickness of each plate can be the same, so that the material selection is more uniform, and the production efficiency is improved;

further, in the present embodiment, in combination with fig. 3, the all terrain vehicle may further include a latch mechanism 5, the latch mechanism 5 being attached to the bottom rear side of the cab 1, the latch mechanism 5 being attached to the first connection plate 401. When the cab 1 of the off-road vehicle is fixed on the frame 3, the rear side of the cab 1 is fixed through the locking mechanism 5; when the cab 1 of the off-road vehicle needs to be turned over, the locking mechanism 5 is opened. The locking mechanism 5 is a conventional one, and may be selected from the locking mechanisms 5 disclosed in the patent publication No. CN103541392B, or may be flexibly selected as needed, and is not limited herein.

In the present embodiment, the brackets 4 are provided in plurality, the brackets 4 are arranged at intervals along the transverse direction of the all terrain vehicle, the rear side of the bottom of the cab 1 is connected to the first connecting plate 401 of each bracket 4, and the engine attachment assembly 2 is connected to the second connecting plate 402 of each bracket 4, and preferably, the brackets 4 can be provided in two, which not only has good support stability, but also saves space; of course, three or other numbers may be provided, and are not limited herein.

Further, in the present embodiment, the bracket 4 may be further provided with a clip 6 for fixing an engine exhaust pipe 8.

It should be noted that, in the specific operation, the cab 1 is provided with a rear bracket and a rear cross member 7 at the bottom rear side, the engine attachment 2 is fixed to the top of the rear cross member 7, the engine is fixed to the second connecting plate 402 of the bracket 4 through the rear cross member 7, and the cab 1 is fixed to the first connecting plate 401 of the bracket 4 through the rear bracket.

The support main body adopted by the off-road vehicle is inverted trapezoid in shape, the requirement on the installation area of the support is effectively reduced, the compact off-road vehicle chassis layout is adapted, meanwhile, relatively abundant installation surfaces are provided for the rear support and the rear cross beam 7 of the cab 1, the installation and arrangement tasks of multiple types of components on the same support are possible, and the installation surfaces provided for installing the rear support and the rear cross beam 7 of the cab 1 are in staggered relation in the vertical direction through the side plate L-shaped style structure, so that the length of the supporting legs of the rear cross beam 7 can be reduced, and the stability of the cab 1 is improved; the mounting hole of the support provides space for mounting and maintenance, the maintainability and the compatibility after the bearing part and the support are combined and mounted are ensured, the self weight is reduced, and the problem that the suspension support cannot be used on the whole arrangement of the chassis of the cross-country vehicle is avoided; the bottom plate 404, the first connecting plate 401 and the second connecting plate 402 of the support can simultaneously meet the installation and positioning requirements of various components and meet the arrangement requirements of the off-road vehicle on multiple spatial dimensions. The structure is simple and the assembly process is simple; the application of the support can lead the layout of the off-road vehicle to be more compact, save space, and the installation to be stable, thus meeting the requirements of field operation.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all changes and modifications that fall within the scope of the present application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims

1. A bracket is suitable for a special off-road vehicle, the off-road vehicle comprises a cab, an engine accessory component and a frame, the engine accessory component is arranged at the rear side of the cab, the front side of the bottom of the cab is rotatably connected to the frame,

2. A stand according to claim 1, wherein the stand comprises a first connecting plate, a second connecting plate, a support plate and a bottom plate, the upper side of the support plate has a first section and a second section arranged in the longitudinal direction of the all terrain vehicle, the second section of the support plate has a height higher than that of the first section, the first section of the support plate is connected with the bottom surface of the first connecting plate, the second section of the support plate is connected with the bottom surface of the second connecting plate, the lower side of the support plate is connected with the bottom plate, and the bottom plate is connected with the frame;

3. A bracket according to claim 2, wherein a first section of said support plate is welded to said first attachment plate, a second section of said support plate is welded to said second attachment plate, and the underside of said base plate is welded to said base plate.

4. A bracket according to claim 2, wherein the support plates are provided in two, two support plates are oppositely arranged along the cross direction of the off-road vehicle, the lower sides of the two support plates are connected with the upper surface of the bottom plate, the first sections of the two support plates are respectively connected with the first connecting plate at two sides of the cross direction of the off-road vehicle, and the second sections of the two support plates are respectively connected with the second connecting plate at two sides of the cross direction of the off-road vehicle to form mounting holes.

5. A bracket according to claim 2, wherein the sum of the areas of said first and second webs is greater than the plane of action of said floor and said frame.

6. A bracket according to claim 2, wherein the first attachment plate of the bracket is provided with bolt holes for bolting to the bottom rear side of the cab, and the second attachment plate of the bracket is provided with bolt holes for bolting to the bottom of the engine attachment assembly.

7. A bracket according to claim 6, characterised in that the second web is provided with a slotted hole for bolting to the bottom of the engine attachment.

8. A support according to any one of claims 2-7, wherein the off-road vehicle further comprises a locking mechanism attached to the bottom rear side of the cab, the first connection plate being adapted to be connected to the locking mechanism.

9. A bracket according to claim 8, wherein a plurality of brackets are provided, a plurality of said brackets being spaced apart laterally of the off-road vehicle, the first connecting plate of each said bracket being adapted to connect with the bottom rear side of the cab and the second connecting plate of each said bracket being adapted to connect with the engine attachment assembly.

10. A bracket according to claim 8, wherein the bracket is provided with a clip for securing an engine exhaust pipe.